YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1931 | 1038.50 | 954.50 | 690.50 | 402.50 | 132.00 | 42.00 | 2.00 | 0.00 | 140.50 | 434.50 | 888.00 | 1245.50 | 5970.50 | |||||||||||||
1932 | 1339.50 | 1156.50 | 752.50 | 362.00 | 198.50 | 32.59 | a | 13.50 | 26.00 | 117.50 | 492.00 | 774.00 | 1258.50 | 6523.09 | ||||||||||||
1933 | 1192.00 | 1246.50 | 756.00 | 418.50 | 325.00 | 71.00 | 0.50 | 7.50 | 203.50 | 453.50 | 720.00 | 1008.00 | 6402.00 | |||||||||||||
1934 | 1016.50 | 750.50 | 573.50 | 214.50 | 173.00 | 23.50 | 2.50 | 3.50 | 239.00 | 380.00 | 666.50 | 1053.00 | 5096.00 | |||||||||||||
1935 | 1238.50 | 835.50 | 764.50 | 505.50 | 234.50 | 39.00 | 19.00 | 9.00 | 76.00 | 505.50 | 958.00 | 1048.00 | 6233.00 | |||||||||||||
1936 | 1088.00 | 1503.50 | 795.50 | 343.50 | 127.00 | 50.50 | 4.00 | 7.50 | 155.00 | 357.50 | 972.00 | 1053.00 | 6457.00 | |||||||||||||
1937 | 1700.50 | 1206.00 | 716.00 | 468.50 | 214.50 | 77.50 | 0.00 | 56.50 | 111.00 | 418.00 | 786.50 | 1036.50 | 6791.50 | |||||||||||||
1938 | 1065.50 | 985.50 | 775.00 | 417.50 | 198.50 | 44.50 | 0.00 | 14.50 | 35.50 | 407.00 | 939.50 | 1147.50 | 6030.50 | |||||||||||||
1939 | 1020.50 | 1101.00 | 719.00 | 344.00 | 144.00 | 92.50 | 1.50 | 6.50 | 68.50 | 439.00 | 824.50 | 882.00 | 5643.00 | |||||||||||||
1940 | 1071.50 | 902.50 | 578.00 | 350.00 | 74.00 | l | 30.00 | 0.00 | 2.00 | 39.50 | 350.00 | 971.00 | 1013.50 | 5308.00 | ||||||||||||
1941 | 1026.00 | 809.50 | 567.50 | 313.00 | 174.50 | 37.50 | 0.00 | 28.50 | 245.50 | 492.50 | 756.50 | 986.00 | 5437.00 | |||||||||||||
1942 | 1226.50 | 839.00 | 720.00 | 333.50 | 231.50 | 67.50 | 3.00 | 9.50 | 82.00 | 449.50 | 884.00 | 1119.50 | 5965.50 | |||||||||||||
1943 | 1428.00 | 919.00 | 826.00 | 344.00 | 282.50 | 65.00 | 9.00 | 6.50 | 90.00 | 438.00 | 803.50 | 1101.50 | 6313.00 | |||||||||||||
1944 | 1226.50 | 894.00 | 770.50 | 360.00 | 153.00 | 5.50 | 5.00 | 1.00 | 83.50 | 342.50 | 785.50 | 1161.00 | 5788.00 | |||||||||||||
1945 | 1006.00 | 801.00 | 704.50 | 481.00 | 152.50 | 38.00 | 6.50 | 23.00 | 297.00 | 551.00 | 1014.50 | 1142.00 | 6217.00 | |||||||||||||
1946 | 1233.50 | 1051.50 | 725.50 | 440.00 | 140.00 | 110.50 | 10.50 | 9.00 | 208.50 | 667.00 | 1023.50 | 1193.50 | 6813.00 | |||||||||||||
1947 | 1354.00 | 965.00 | 656.00 | 460.00 | 132.00 | 98.00 | 22.50 | 36.50 | 166.50 | 509.50 | 878.50 | 1106.50 | 6385.00 | |||||||||||||
1948 | 1376.00 | 1124.50 | 832.50 | 584.50 | 312.00 | 0.00 | z | 63.00 | 67.00 | 248.00 | 652.50 | 918.00 | 1590.00 | 7768.00 | ||||||||||||
1949 | 1856.00 | 1305.00 | 795.00 | 437.50 | 166.00 | 105.00 | 23.00 | 24.59 | b | 186.50 | 627.75 | c | 749.50 | 1232.00 | 7507.84 | |||||||||||
1950 | 1832.50 | 1101.52 | c | 863.50 | 559.50 | 312.50 | 98.00 | 0.00 | z | 4.00 | 170.36 | b | 585.00 | 903.10 | a | 1010.00 | 7439.98 | |||||||||
1951 | 1280.00 | 1048.50 | 1000.50 | 489.00 | 247.00 | 86.50 | 17.00 | 47.00 | 173.50 | 540.78 | d | 958.00 | 1417.50 | 7305.28 | ||||||||||||
1952 | 1459.50 | 1101.00 | 847.33 | a | 441.96 | b | 211.00 | 100.38 | d | 21.00 | 47.50 | 120.50 | 412.50 | 971.00 | 1056.50 | 6790.18 | ||||||||||
1953 | 950.50 | 797.50 | 720.00 | 506.00 | 304.50 | 145.50 | 3.50 | 31.50 | 0.00 | z | 450.50 | 818.00 | 1029.50 | 5757.00 | ||||||||||||
1954 | 1332.00 | 896.00 | e | 846.00 | 565.34 | a | 226.50 | 166.50 | 29.50 | 53.50 | 162.50 | 604.00 | 721.00 | 1133.00 | 6735.84 | |||||||||||
1955 | 1220.00 | 1108.59 | a | 1017.50 | 629.00 | 350.50 | 66.00 | 37.64 | c | 3.00 | 216.00 | 576.50 | 1160.50 | 1398.00 | 7783.24 | |||||||||||
1956 | 1248.50 | 1384.50 | 1004.50 | 405.00 | 169.50 | 90.58 | d | 12.00 | 24.50 | 146.50 | 578.00 | 968.50 | 1152.50 | 7184.58 | ||||||||||||
1957 | 1608.26 | b | 1097.50 | 791.50 | 415.18 | b | 114.00 | 63.50 | 11.00 | 13.00 | 101.00 | 494.00 | f | 900.00 | 1030.50 | 6145.44 | ||||||||||
1958 | 1047.50 | 724.50 | 748.50 | 515.50 | 111.00 | 18.50 | 0.00 | 3.50 | 222.00 | 565.50 | 1012.00 | 1086.00 | 6054.50 | |||||||||||||
1959 | 1196.50 | 1094.50 | 613.50 | h | 456.00 | 359.50 | 91.00 | 37.00 | 65.00 | 270.50 | 450.50 | h | 1044.50 | 1160.00 | 5774.50 | |||||||||||
1960 | 1413.00 | 1007.00 | 791.50 | 483.50 | 359.08 | a | 77.00 | 0.00 | h | 70.50 | 146.50 | 482.50 | 931.50 | 1235.00 | 6997.08 | |||||||||||
1961 | 1093.00 | 802.50 | 725.50 | 514.50 | 262.00 | 33.00 | 6.50 | 3.00 | 238.50 | 621.50 | 1063.00 | 1253.50 | 6616.50 | |||||||||||||
1962 | 1343.00 | 899.50 | 862.50 | 420.50 | 311.50 | 103.50 | 41.00 | 37.50 | 127.00 | 520.00 | 784.50 | 1004.50 | 6455.00 | |||||||||||||
1963 | 1332.50 | 832.50 | 717.50 | 528.62 | a | 238.00 | 80.00 | 17.00 | 17.00 | 80.50 | 461.00 | 866.50 | 1220.00 | 6391.12 | ||||||||||||
1964 | 1215.00 | 1139.00 | 852.50 | 524.00 | 308.50 | 57.50 | 21.00 | 70.00 | 251.00 | 546.00 | 861.50 | 1307.50 | 7153.50 | |||||||||||||
1965 | 1166.50 | 990.50 | 853.50 | 433.50 | 290.50 | 57.50 | 16.50 | 42.00 | 247.00 | 482.00 | 808.00 | 899.00 | f | 5387.50 | ||||||||||||
1966 | 1301.50 | 950.50 | 786.00 | 492.00 | 241.00 | 119.50 | 27.50 | 37.00 | 55.50 | 571.50 | 784.14 | a | 1000.50 | 6366.64 | ||||||||||||
1967 | 1015.00 | 758.07 | a | 770.50 | 599.00 | 300.50 | 33.00 | 3.00 | 0.50 | 84.00 | 533.00 | 841.00 | 1224.00 | 6161.57 | ||||||||||||
1968 | 1232.00 | 808.50 | 685.00 | 579.50 | 266.00 | 78.50 | 5.50 | 62.50 | 161.50 | 651.50 | 858.50 | 1284.00 | 6673.00 | |||||||||||||
1969 | 1679.50 | 1181.00 | 950.00 | 481.00 | 157.00 | 38.00 | 21.00 | 38.00 | 188.50 | 616.00 | 919.50 | 1105.15 | a | 7374.65 | ||||||||||||
1970 | 1342.00 | 913.50 | 794.00 | 577.00 | 256.50 | 60.50 | 11.00 | 3.50 | 304.50 | 621.50 | 992.07 | a | 1409.50 | 7285.57 | ||||||||||||
1971 | 1382.50 | 1012.00 | 982.50 | 529.00 | 203.00 | 139.00 | 47.00 | 30.00 | 290.50 | 625.50 | 896.50 | 1429.00 | 7566.50 | |||||||||||||
1972 | 1459.00 | 1063.00 | 750.50 | 623.00 | 232.00 | 91.50 | 42.00 | 21.00 | 326.50 | 605.50 | 805.50 | 1185.75 | c | 7205.25 | ||||||||||||
1973 | 1311.50 | 1026.50 | 718.00 | 482.00 | 258.00 | 122.00 | 25.50 | 50.00 | 198.00 | 571.50 | 987.50 | 1041.50 | 6792.00 | |||||||||||||
1974 | 1242.50 | 830.00 | 782.50 | 486.50 | 379.00 | 101.54 | d | 29.97 | a | 15.50 | 137.00 | 554.50 | 830.50 | 1101.00 | 6490.50 | |||||||||||
1975 | 1372.00 | 1253.78 | a | 948.00 | 572.00 | 290.50 | 120.00 | 2.50 | 59.00 | 147.50 | 586.00 | 894.31 | a | 1130.50 | 7376.09 | |||||||||||
1976 | 1184.00 | 919.00 | 882.00 | 514.00 | 119.00 | u | 172.00 | 21.00 | 57.50 | 96.00 | 548.04 | c | 890.50 | 1166.00 | 6450.04 | |||||||||||
1977 | 1384.00 | 839.00 | 763.00 | 410.50 | 347.50 | 47.50 | 23.50 | j | 28.50 | 131.50 | g | 579.00 | 955.50 | 1219.50 | 6574.00 | |||||||||||
1978 | 1204.50 | 898.00 | 691.82 | a | 485.00 | 335.50 | 71.90 | a | 6.50 | 49.00 | 208.00 | 571.50 | 1048.50 | 1445.50 | 7015.71 | |||||||||||
1979 | 1589.02 | b | 1069.50 | 692.50 | 523.50 | 204.00 | 68.00 | 23.50 | 0.00 | 29.50 | o | 408.50 | 982.00 | 0.00 | z | 5560.52 | ||||||||||
1980 | 1452.50 | 997.00 | 786.50 | 369.50 | 0.00 | z | 126.21 | a | 0.00 | p | 13.50 | 94.50 | 401.50 | 0.00 | z | 0.00 | z | 4241.21 | ||||||||
1981 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1982 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1983 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1984 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1985 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1986 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1987 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1988 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1989 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1990 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1991 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 664.00 | k | 0.00 | |
1992 | 755.50 | i | 499.50 | j | 376.00 | i | 380.50 | 176.50 | 28.00 | 18.00 | 44.50 | 170.50 | 328.00 | i | 881.00 | 1375.00 | 3074.00 | |||||||||
1993 | 913.00 | k | 1062.50 | 806.00 | 512.00 | 132.50 | 89.50 | 43.50 | 22.50 | 141.00 | 0.00 | z | 612.50 | k | 757.00 | i | 2809.50 | |||||||||
1994 | 617.50 | l | 577.50 | k | 617.00 | 323.00 | 191.00 | 87.00 | 7.50 | 3.00 | 32.00 | 286.00 | j | 453.50 | p | 620.50 | m | 1260.50 | ||||||||
1995 | 727.00 | k | 541.50 | i | 0.00 | z | 449.00 | 137.00 | 0.00 | z | 1.50 | 0.00 | z | 0.00 | z | 350.50 | k | 0.00 | z | 0.00 | z | 587.50 | ||||
1996 | 0.00 | z | 733.00 | i | 0.00 | z | 445.00 | 313.00 | 62.50 | 15.50 | 17.00 | 179.00 | 580.00 | 298.50 | u | 779.50 | m | 1612.00 | ||||||||
1997 | 928.00 | i | 751.00 | h | 839.00 | 356.00 | i | 106.50 | k | 72.50 | i | 12.50 | o | 5.50 | l | 89.00 | 351.50 | i | 450.00 | m | 758.00 | i | 928.00 | |||
1998 | 725.00 | l | 775.00 | 496.50 | i | 420.50 | 88.00 | u | 16.50 | j | 0.00 | i | 3.50 | k | 23.50 | j | 327.50 | k | 398.50 | n | 645.00 | m | 1195.50 | |||
1999 | 607.00 | m | 591.50 | i | 570.00 | h | 403.50 | h | 195.00 | l | 83.00 | h | 15.00 | j | 9.50 | j | 54.50 | k | 307.00 | l | 384.00 | n | 647.50 | j | 0.00 | |
2000 | 800.00 | k | 705.00 | i | 513.00 | i | 233.50 | j | 167.00 | i | 50.00 | i | 19.00 | j | 12.50 | h | 96.00 | k | 329.00 | j | 0.00 | z | 803.50 | l | 0.00 | |
2001 | 473.00 | r | 658.00 | j | 506.00 | j | 237.50 | o | 0.00 | z | 29.00 | r | 8.00 | j | 4.59 | d | 32.00 | p | 372.50 | i | 456.00 | k | 712.50 | k | 4.59 | |
2002 | 683.50 | k | 612.00 | i | 609.00 | k | 462.00 | 186.50 | k | 33.50 | k | 3.00 | k | 8.50 | l | 110.00 | 545.50 | 813.00 | 982.50 | 2913.00 | ||||||
2003 | 1010.00 | 863.00 | 687.00 | 457.50 | 233.65 | d | 42.00 | 0.00 | z | 0.00 | 100.50 | 346.00 | 1011.00 | 1161.00 | 5911.65 | |||||||||||
2004 | 1218.00 | 948.50 | 583.00 | 337.00 | 195.76 | d | 45.00 | 5.00 | h | 11.00 | 113.00 | 412.00 | 809.50 | 1031.50 | 5704.26 | |||||||||||
2005 | 1253.50 | 799.50 | 597.50 | 400.80 | e | 159.00 | 7.50 | z | 0.00 | z | 0.00 | z | 47.00 | x | 415.00 | 934.80 | e | 1002.00 | g | 4560.10 | ||||||
2006 | 977.00 | 897.00 | 699.57 | a | 324.50 | g | 228.76 | b | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 2802.33 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1275.03 | 986.44 | 770.93 | 456.30 | 230.43 | 74.69 | 15.85 | 25.25 | 158.07 | 512.01 | 892.97 | 1160.07 | 6588.16 | |||||||||||||
S.D. | 209.87 | 167.87 | 107.14 | 85.47 | 73.77 | 37.30 | 14.74 | 21.79 | 73.60 | 89.95 | 101.38 | 145.64 | 617.28 | |||||||||||||
SKEW | 0.79 | 0.76 | 0.32 | -0.20 | 0.21 | 0.54 | 1.06 | 0.60 | 0.36 | -0.23 | 0.10 | 0.79 | -0.16 | |||||||||||||
MAX | 1856.00 | 1503.50 | 1017.50 | 629.00 | 379.00 | 172.00 | 63.00 | 70.50 | 326.50 | 667.00 | 1160.50 | 1590.00 | 7783.24 | |||||||||||||
MIN | 950.50 | 724.50 | 567.50 | 214.50 | 111.00 | 5.50 | 0.00 | 0.00 | 32.00 | 342.50 | 666.50 | 882.00 | 5096.00 | |||||||||||||
NO YRS | 54 | 56 | 56 | 60 | 56 | 55 | 51 | 57 | 55 | 53 | 54 | 51 | 38 |